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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG710543242

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710543242

Diamond specifications and retailer prices

From $251 AUD
$176 USD
As of October 29, 2026
Save $1,338 AUD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,589 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG710543242 or 710543242. Listed at 26 retailers as of October 29, 2026, with prices from $251 to $1,589, a $1,338 spread on the same certified stone. Reve Diamonds lists it at $1,589. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710543242
Dimensions6.85 × 6.90 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.85 mm6.90 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710543242
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $598 AUD|Low: $248 AUD|High: $1,589 AUD|Avg: $736 AUD|+10.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Reve Diamonds
October 31, 2026
Retailer 10$251 AUD
Retailer 8$279 AUD
Retailer 20$290 AUD
Retailer 4$310 AUD
Retailer 6$310 AUD
Retailer 16$533 AUD
Retailer 5$552 AUD
Retailer 12$555 AUD
Retailer 21$557 AUD
Retailer 1$598 AUD
Retailer 3$663 AUD
Retailer 15$692 AUD
Retailer 2$719 AUD
Retailer 18$757 AUD
Retailer 7$816 AUD
Retailer 13$968 AUD
Retailer 17$977 AUD
Retailer 11$997 AUD
Retailer 14$1,058 AUD
Retailer 9$1,074 AUD
Retailer 19$1,452 AUD
Reve Diamonds$1,589 AUD

44 data points across 22 retailers

26 retailers$251 AUD to $1,589 AUD

Retailer 1
-
$248 AUD
$174 USD
Price last confirmed 40 days ago
A
Retailer 2
-
$251 AUD
$176 USD
View
A
Retailer 3
-
$279 AUD
$196 USD
View
Final sale: no returns
A
Retailer 4
-
$290 AUD
$204 USD
View
Retailer 5
-
$303 AUD
$213 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
$310 AUD
$218 USD
View
A
Retailer 7
-
$310 AUD
$218 USD
View
A
Retailer 8
-
$533 AUD
ZAR 6,043 ZAR
View
A
Retailer 9
-
$552 AUD
$388 USD
View
A
Retailer 10
-
$555 AUD
£307 GBP
View
A
Retailer 11
-
$557 AUD
$391 USD
View
B+
Retailer 12
-
$598 AUD
€400 EUR
View
B+
Retailer 13
-
$663 AUD
$466 USD
View
B+
Retailer 14
-
$692 AUD
View
Retailer 15
-
$719 AUD
$505 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
$757 AUD
View
B+
Retailer 17
-
$816 AUD
$573 USD
View
Retailer 18
-
$945 AUD
$664 USD
View
Price last confirmed 33 days ago
B
Retailer 19
-
$968 AUD
$680 USD
View
B+
Retailer 20
-
$977 AUD
View
Retailer 21
-
$988 AUD
$694 USD
View
Price last confirmed 41 days ago
B
Retailer 22
-
$997 AUD
$700 USD
View
B
Retailer 23
-
$1,074 AUD
$755 USD
View
B
Retailer 24
-
$1,079 AUD
$758 USD
View
B
Retailer 25
-
$1,452 AUD
£803 GBP
View
Most Expensive
B
Reve Diamonds
F060F4B80 · Oct 30
$1,589 AUD
$1,116 USD
View
25 more retailers have this diamond
Prices start from $251 AUDSave up to $1,338 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.21ct Round
$251 AUD